<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
    <style>
        input {
            width: 500px;
            height: 50px;
            font-size: 30px;
        }

        button {
            height: 60px;
            font-size: 30px;
        }
    </style>
</head>

<body>
    <form action="http://pcapi-xiaotuxian-front-devtest.itheima.net/login/social/unbind">
        <input required type="text" name="mobile" placeholder="请输入要解绑QQ信息的手机号" />
        <br>
        <button id="btn">根据手机号绑定的qq信息</button>
    </form>
</body>

</html>
